結果
問題 | No.64 XORフィボナッチ数列 |
ユーザー |
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提出日時 | 2021-01-12 16:29:04 |
言語 | C++17 (gcc 13.3.0 + boost 1.87.0) |
結果 |
AC
|
実行時間 | 2 ms / 5,000 ms |
コード長 | 783 bytes |
コンパイル時間 | 1,903 ms |
コンパイル使用メモリ | 191,584 KB |
最終ジャッジ日時 | 2025-01-17 16:28:54 |
ジャッジサーバーID (参考情報) |
judge3 / judge4 |
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ファイルパターン | 結果 |
---|---|
sample | AC * 3 |
other | AC * 11 |
コンパイルメッセージ
In file included from /usr/include/c++/13/istream:41, from /usr/include/c++/13/sstream:40, from /usr/include/c++/13/complex:45, from /usr/include/c++/13/ccomplex:39, from /usr/include/x86_64-linux-gnu/c++/13/bits/stdc++.h:127, from main.cpp:1: In member function ‘std::basic_ostream<_CharT, _Traits>::__ostream_type& std::basic_ostream<_CharT, _Traits>::operator<<(long long int) [with _CharT = char; _Traits = std::char_traits<char>]’, inlined from ‘int main()’ at main.cpp:24:10: /usr/include/c++/13/ostream:204:25: warning: ‘ans’ may be used uninitialized [-Wmaybe-uninitialized] 204 | { return _M_insert(__n); } | ~~~~~~~~~^~~~~ main.cpp: In function ‘int main()’: main.cpp:19:12: note: ‘ans’ was declared here 19 | ll ans; | ^~~
ソースコード
#include <bits/stdc++.h> using namespace std; #define FOR(i,a,b) for(int i=(a);i<(b);++i) #define REP(i,n) FOR(i,0,n) #define ALL(v) begin(v),end(v) template<typename A, typename B> inline bool chmax(A & a, const B & b) { if (a < b) { a = b; return true; } return false; } template<typename A, typename B> inline bool chmin(A & a, const B & b) { if (a > b) { a = b; return true; } return false; } using ll = long long; using pii = pair<int, int>; constexpr ll INF = 1ll<<30; constexpr ll longINF = 1ll<<60; constexpr ll MOD = 1000000007; constexpr bool debug = false; //---------------------------------// int main() { ll F0, F1, N; cin >> F0 >> F1 >> N; ll ans; N %= 3; if (N == 0) ans = F0; else if (N == 1) ans = F1; else if (N == 2) ans = F0 ^ F1; cout << ans << endl; }